for slaughtering 13 people at ft. hood. now it appears that nang middle hassan will get what many say he wanted all along -- a death sentence. >>> i'm john berman, filling in for jake tapper today. we begin with the the national lead. they came from all over the country, by car, by train, by bus, 250,000 people packed into the national mall here in washington, d.c. the day was hot, they marched through the nation's capital. they were standing in the sun mopping sweat from their brows when the moment arrived, when dr. martin luther king jr. shared his dream. >> i have a dream that my four little children will one day live in a nation where they will not be judged by the color of their skin but by the content of their character. i have a dream today. >>> it became clear that day with it wasn't clear already that change was coming. this was the scene at the national mall on that day, august 28th, 1963. and this was the scene at the mall today. on the 50th anniversary of the march on washington. 50 years since dr. king took the podium with a vision of abraham lincoln looking on from the memorial perch.